100131311032212 has 72 divisors (see below), whose sum is σ = 239589811693344. Its totient is φ = 32547705011136.

The previous prime is 100131311032183. The next prime is 100131311032223. The reversal of 100131311032212 is 212230113131001.

It is a super-2 number, since 2×100131311032212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9920283 + ... + 17282205.

Almost surely, 2^{100131311032212} is an apocalyptic number.

100131311032212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100131311032212 is an abundant number, since it is smaller than the sum of its proper divisors (139458500661132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100131311032212 is a wasteful number, since it uses less digits than its factorization.

100131311032212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7362629 (or 7362584 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 100131311032212 its reverse (212230113131001), we get a palindrome (312361424163213).

The spelling of 100131311032212 in words is "one hundred trillion, one hundred thirty-one billion, three hundred eleven million, thirty-two thousand, two hundred twelve".